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A continuacin se muestra la conversin de gliceraldehdo-3-fosfato en 1,3-bisfosfoglicerato acoplada a la oxidacin de NAD + . Se cree que la reaccin ocurre en

A continuacin se muestra la conversin de gliceraldehdo-3-fosfato en 1,3-bisfosfoglicerato acoplada a la oxidacin de NAD + . Se cree que la reaccin ocurre en 2 pasos:

(1) Gliceraldehdo-3-fosfato + NAD+ 3-fosfoglicerato + NADH (delta G' = ?)

(2) 3-fosfoglicerato + Pi 1,3-bisfosfoglicerato (delta G' = 11,8 kcal/ mol)

reaccin global (delta G' = 6,3 kJ/mol)

Necesito ayuda con las siguientes preguntas:

1. Mostrar la reaccin general

La reaccin global sera C3H7O6P + Pi +NAD+ ---> C3H8O10P2 + NADH + H+?

No parece equilibrado, as que no estoy seguro de si esto es correcto y me confund en cuanto a qu es Pi.

2. Cul es la constante de equilibrio (K) para la reaccin de gliceraldehdo-3-fosfato a 3-fosfoglicerato?

3. Proporcione el rango de concentraciones para GAP cuando las concentraciones citoslicas medidas de fosfato sean 2 mM (milimolar) y 1,3-BPG sean 0,1 micromolar para asegurar una reaccin de avance.

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